import { SendMessageCommand } from './ChatCommands';
import { IChatRepository } from '../../../Domain/IRepository/IChatRepository';
import { Message } from '../../../Domain/Chat/ChatAggregate';
export declare class SendMessageCommandHandler {
    private chatRepository;
    constructor(chatRepository: IChatRepository);
    execute(command: SendMessageCommand): Promise<Message | null>;
    private pruneMessages;
}
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